Jet cleaning machine



FIG. 1 is a front elevation view of a jet cleaning machine showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a opposite side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof. 

The ornamental design for a jet cleaning machine, as shown. 